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7 Cards in this Set

  • Front
  • Back

Purpose of Wastewater Treatment

Protect the Public


Preserve Aquatic Life


Preserve Stream Environment


Preserve Water Quality

Communicable Diseases

Typhoid, Chlorea, Dysentery, Polio & Hepatitis

Oxygen level of most bodies of water & streams

Approximately 10mg/L

Result of High Organic Loads

Reduction of the Dissolved Oxygen & deprive aquatic life of Oxygen

Residential/Domestic Wastewater Source

Smaller Communities


Households

Commercial Wastewater Source

Shopping Centres, Small Businesses, Restaurants, Theatres, Hotels & Airports

Industrial Wastewater Source

Toxic Compounds & Heavy Metals


Commonly required to treat own source before sending to municipal collection system